The tennis pro can't stop gushing about the royal, and fellow mom.
The tennis pro shared an inspirational flashback photo to Instagram on Thursday.
The tennis pro talks with ET about balancing motherhood and her career.
The 36-year-old tennis pro admits she'd 'already be pregnant' with baby no. 2 if she weren't working.
Williams pulled out of the French Open after suffering from an injury.
Her comments on his live feed shows she's just as good at playfully trolling him as she is at playing tennis.
The 36-year-old tennis champ announced she was backing out of the competition during a press conference on Monday.
The tennis pro and new mom covers the July issue of 'Harper's Bazaar U.K.'
The tennis champ's win comes 14 months after she gave birth.
Word is that it was a Hollywood hunk who summoned the two royals to the dance floor, after a night of cocktails and beer pong.
The Reddit co-founder had fun goofing off with his wife.
Serena revealed how she stays comfy and red carpet ready!
Williams also experienced a last-minute switch-up to her wedding last year, when her father said he was too nervous to walk her down the aisle an hour before her ceremony.
The 36-year-old athlete has a thing or two in common with Meghan Markle.